1406713417 has 4 divisors (see below), whose sum is σ = 1406796820. Its totient is φ = 1406630016.

The previous prime is 1406713409. The next prime is 1406713447. The reversal of 1406713417 is 7143176041.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7143176041 = 181 ⋅39465061.

It can be written as a sum of positive squares in 2 ways, for example, as 820879801 + 585833616 = 28651^2 + 24204^2 .

It is a cyclic number.

It is not a de Polignac number, because 1406713417 - 2³ = 1406713409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1406713447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6492 + ... + 53437.

It is an arithmetic number, because the mean of its divisors is an integer number (351699205).

Almost surely, 2^1406713417 is an apocalyptic number.

It is an amenable number.

1406713417 is a deficient number, since it is larger than the sum of its proper divisors (83403).

1406713417 is an equidigital number, since it uses as much as digits as its factorization.

1406713417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83402.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 1406713417 is about 37506.1783843676. The cubic root of 1406713417 is about 1120.4742403317.

Adding to 1406713417 its reverse (7143176041), we get a palindrome (8549889458).

The spelling of 1406713417 in words is "one billion, four hundred six million, seven hundred thirteen thousand, four hundred seventeen".